Merge "Check for MGF1 digests in key characteristics." am: efb4b9397a am: 44502769e4

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2552043

Change-Id: I4d3687dc7f60471e31df3130edd25c8a7fa47395
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>